/*
 * @Author: Clark
 * @Email: haixuanwoTxh@gmail.com
 * @Date: 2023-01-04 18:21:09
 * @LastEditors: Clark
 * @LastEditTime: 2023-01-04 18:20:13
 * @Description: file content
 */

#include <stdio.h>

int main()
{
	printf("hello, world\n");
    return 0;
}
